Caving allows you the explore the mysterious world beneath the surface. See stalactites and stalagmites that are thousands of years old in the cool underground caverns, accompanied by experienced guides. Check out Okutama's Nippara Limestone Cave or head to Narusawa Ice Cave from Tokyo on your next outdoor adventure.

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Caving allows you the explore the mysterious world beneath the surface. See stalactites and stalagmites that are thousands of years old in the cool underground caverns, accompanied by experienced guides. Check out Okutama's Nippara Limestone Cave or head to Narusawa Ice Cave from Tokyo on your next outdoor adventure.